/* roulang page: index */
:root{--bg:#111713;--surface:#19221c;--panel:#202b23;--line:#344338;--text:#f0f3e9;--muted:#abb8aa;--accent:#d5fa60;--accent-dark:#26330a;--hot:#ff8068;--paper:#edf0e5;--ink:#182319;--radius:16px;--shadow:0 16px 45px #0002}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}a:hover{color:var(--accent)}img,svg{max-width:100%;vertical-align:middle}button,input{font:inherit}button{touch-action:manipulation}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25;font-weight:800}h2{font-size:clamp(1.7rem,3vw,2.65rem);letter-spacing:-.04em}h3{font-size:1.15rem}p{color:var(--muted)}::selection{background:var(--accent);color:var(--ink)}:focus-visible{outline:3px solid var(--hot);outline-offset:5px}.container{max-width:1200px;padding-left:26px;padding-right:26px}.site-header{position:sticky;top:0;z-index:100;background:#111713f5;backdrop-filter:blur(15px);border-bottom:1px solid var(--line)}.navbar{padding:15px 0;min-height:78px;gap:28px}.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:18px;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:34px;height:37px;background:var(--accent);color:var(--ink);font-size:21px;clip-path:polygon(15% 0,100% 0,85% 100%,0 100%)}.navbar-nav{gap:24px}.nav-link{color:var(--muted);font-size:14px;padding:8px 0!important}.nav-link:hover,.nav-link.active{color:var(--accent)!important}.nav-link.active{box-shadow:0 2px var(--accent)}.nav-status{margin-left:auto;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:9px}.status-dot{width:7px;height:7px;display:inline-block;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px #d5fa6010}.navbar-toggler{border:1px solid var(--line);color:var(--text);font-size:14px;padding:8px 12px;border-radius:8px}.navbar-collapse{flex-grow:1}.btn{border-radius:7px;font-weight:750;padding:12px 23px;border:1px solid transparent;transition:transform .2s,background .2s,color .2s}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(1px)!important}.btn-lime{background:var(--accent);color:var(--ink)}.btn-lime:hover{background:#e2ff8e;color:var(--ink)}.btn-outline-light{border-color:#657161;color:var(--text)}.btn-outline-light:hover{background:var(--text);color:var(--ink);border-color:var(--text)}.badge{font-weight:600;border-radius:5px;padding:7px 9px;font-size:11px;letter-spacing:.03em}.badge-soft{color:var(--accent);background:#d5fa6012;border:1px solid #d5fa6033}.badge-neutral{background:#ffffff09;color:var(--muted);border:1px solid var(--line)}.eyebrow{display:flex;gap:10px;align-items:center;text-transform:uppercase;color:var(--accent);font-size:12px;font-weight:750;letter-spacing:.15em;margin-bottom:19px}.eyebrow:before{content:"";height:2px;width:23px;background:currentColor}.hero{position:relative;overflow:hidden;padding:55px 0 0;background:#141d16}.hero:after{content:"";position:absolute;inset:0 0 0 52%;background:repeating-linear-gradient(125deg,transparent 0,transparent 64px,#d5fa6005 65px,#d5fa6005 66px);pointer-events:none}.hero-cover{position:relative;min-height:315px;display:flex;align-items:center;isolation:isolate}.hero-word{position:absolute;right:3%;top:-20px;font-size:clamp(180px,25vw,340px);font-weight:950;line-height:1;color:#cdea6410;letter-spacing:-.1em;z-index:-1;transform:skew(-9deg);user-select:none}.hero h1{font-size:clamp(2.6rem,5.2vw,4.6rem);letter-spacing:-.055em;margin-bottom:24px;max-width:900px}.hero h1 span{display:block;color:var(--accent)}.hero-intro{max-width:735px;font-size:15px;line-height:1.95;margin-bottom:32px}.hero-bottom{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr 1fr;align-items:center;border-top:1px solid var(--line);padding:25px 0 30px;gap:30px}.live-label{font-size:13px;color:var(--muted);margin-bottom:7px}.live-label i{display:inline-block;width:7px;height:7px;background:var(--hot);border-radius:50%;margin-right:8px}.clock{display:flex;align-items:center;gap:10px}.clock-unit{border:1px solid var(--line);border-radius:7px;background:#101710;padding:8px 13px;min-width:57px;text-align:center;font-size:23px;font-weight:750;line-height:1.1}.clock-unit small{font-size:10px;display:block;color:var(--muted);margin-top:7px;font-weight:400}.clock-note{font-size:12px;max-width:135px;color:var(--muted);margin-left:8px}.hero-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}.hero-cut{height:17px;background:var(--accent);clip-path:polygon(0 0,47% 0,49% 100%,100% 100%,100% 100%,0 100%)}.section{padding:76px 0;border-bottom:1px solid var(--line)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:32px}.section-head h2{margin-bottom:0}.section-lead{max-width:630px;font-size:14px;line-height:1.95;margin-bottom:30px}.section-head .section-lead{max-width:510px;margin:0}.light{background:var(--paper);color:var(--ink);border-color:#cbd3c4}.light p{color:#53604f}.light .eyebrow{color:#657c2c}.light a:hover{color:#5b7027}.band{background:var(--surface)}.directory{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #cbd3c4;border-radius:var(--radius);overflow:hidden}.directory a{padding:28px 22px;border-right:1px solid #cbd3c4;background:#ffffff45}.directory a:last-child{border-right:0}.directory a:hover{background:#dce5ca}.directory .num{display:block;color:#728360;font-size:12px;margin-bottom:22px}.directory h3{margin-bottom:12px}.directory p{font-size:13px;margin:0}.arrow{display:block;font-size:22px;margin-top:18px}.card{height:100%;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);overflow:hidden;box-shadow:none;transition:transform .2s,border-color .2s,box-shadow .2s}.card:hover{transform:translateY(-4px);border-color:#687b4b;box-shadow:var(--shadow)}.card-body{padding:26px}.card p{font-size:14px;margin-bottom:0}.card h3{margin:17px 0 12px}.card-art{height:150px;position:relative;overflow:hidden;background:#253220;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center}.card-art:before,.card-art:after{content:"";position:absolute;width:110px;height:110px;border:1px solid #d5fa6040;transform:rotate(45deg)}.card-art:after{width:160px;height:160px}.card-art b{font-size:44px;letter-spacing:.1em;color:var(--accent);z-index:1}.art-two{background:#302a23}.art-two b{color:#f1b685}.art-three{background:#1e3031}.art-three b{color:#94cfca}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.step{position:relative;border-top:2px solid #bdc8ae;padding-top:23px}.step:before{counter-increment:step;content:"0" counter(step);display:block;font-weight:850;font-size:32px;color:#748744;margin-bottom:14px}.step p{font-size:14px;margin:12px 0 0}.evidence{display:grid;grid-template-columns:1fr 1.1fr;gap:60px}.check-list{list-style:none;padding:0;margin:0}.check-list li{padding:16px 0;border-bottom:1px solid var(--line);display:flex;gap:15px;font-size:14px;color:var(--muted)}.check-list li:first-child{padding-top:0}.check-list strong{display:block;color:var(--text);margin-bottom:4px}.check-icon{color:var(--accent);font-size:20px}.notice{padding:16px 20px;border-left:3px solid var(--accent);background:#d5fa6007;font-size:13px;color:var(--muted)}.scenario{display:grid;grid-template-columns:1fr 1fr;gap:18px}.scenario-item{border-left:2px solid #788951;padding:4px 0 4px 22px}.scenario-item h3{font-size:17px}.scenario-item p{font-size:14px;margin:0}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:90px 1fr 32px;gap:25px;padding:25px 0;border-bottom:1px solid var(--line);align-items:start}.news-tag{font-size:12px;color:var(--accent);padding-top:5px}.news-item h3{font-size:19px;margin-bottom:9px}.news-item p{font-size:14px;margin:0;max-width:830px}.news-item .arrow{margin:0;color:var(--muted)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.metric{border-left:1px solid #b7c3ae;padding-left:22px}.metric b{display:block;font-size:43px;line-height:1.2;letter-spacing:-.05em}.metric span{font-size:14px;font-weight:700;display:block;margin:10px 0}.metric p{font-size:12px;margin:0}.share-box{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}.share-box p{max-width:760px;margin-bottom:0;font-size:14px}.share-actions{display:flex;flex-direction:column;gap:10px;min-width:160px}.index-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.index-link{display:flex;align-items:center;justify-content:space-between;padding:21px 23px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.index-link span{font-size:12px;color:var(--muted);display:block;margin-top:5px}.index-link:hover{border-color:var(--accent);background:#293521}.voices{display:grid;grid-template-columns:1fr 1fr;gap:28px}.voice{margin:0;padding:28px;border:1px solid #c8d1bf;border-radius:var(--radius);background:#ffffff55}.voice h3{font-size:18px}.voice p{font-size:14px;margin:12px 0 0}.voice-mark{font-size:34px;color:#718344;line-height:1;margin-bottom:17px}.safety-bar{display:flex;justify-content:space-between;gap:25px;align-items:center;padding:30px;border:1px solid var(--line);border-radius:var(--radius)}.safety-bar h2{font-size:23px}.safety-bar p{font-size:14px;max-width:810px;margin:0}.safety-symbol{font-size:32px;color:var(--accent);border:1px solid var(--line);padding:12px 20px;white-space:nowrap}.site-footer{padding:42px 0 25px;background:#0c120e}.footer-top{display:flex;justify-content:space-between;gap:35px;margin-bottom:30px}.footer-top p{font-size:12px;max-width:570px;margin:13px 0 0}.footer-links{display:flex;gap:20px;font-size:13px;align-items:flex-start}.footer-bottom{border-top:1px solid var(--line);padding-top:20px;font-size:11px;color:#85927f;display:flex;justify-content:space-between;gap:15px}.toast-message{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:15px 23px;background:var(--accent);color:var(--ink);box-shadow:var(--shadow);border-radius:10px;z-index:200;max-width:calc(100% - 30px);width:max-content;font-size:14px}.toast-message[hidden]{display:none}
@media(min-width:992px){.navbar-collapse{display:flex!important}}
@media(max-width:1024px){.navbar{gap:20px}.nav-status{display:none}.hero h1{font-size:57px}.evidence{gap:35px}.section-head{align-items:flex-start}.section-head .section-lead{max-width:48%}.directory a{padding:23px 18px}}
@media(max-width:768px){.container{padding-left:22px;padding-right:22px}.navbar{justify-content:space-between}.navbar-collapse{flex-basis:100%}.navbar-nav{gap:6px;padding:15px 0 5px}.nav-link.active{box-shadow:none}.nav-link{padding:10px!important}.hero{padding-top:38px}.hero h1{font-size:46px}.hero-cover{min-height:unset}.hero-intro{font-size:14px}.hero-word{top:40px;font-size:230px}.hero-bottom{grid-template-columns:1fr}.hero-actions{justify-content:flex-start}.section{padding:52px 0}.section-head{display:block}.section-head .section-lead{max-width:100%;margin-top:20px}.directory{grid-template-columns:1fr 1fr}.directory a:nth-child(2){border-right:0}.directory a:nth-child(-n+2){border-bottom:1px solid #cbd3c4}.steps{gap:20px}.evidence{grid-template-columns:1fr;gap:25px}.metrics{grid-template-columns:1fr 1fr;gap:30px}.share-box{grid-template-columns:1fr;gap:25px}.share-actions{flex-direction:row}.footer-top,.footer-bottom{flex-direction:column}.voices{gap:18px}.safety-bar{padding:24px}.safety-symbol{display:none}}
@media(max-width:520px){.brand{font-size:16px}.hero h1{font-size:37px}.hero-word{right:-15%;font-size:190px;top:80px}.hero-intro{line-height:1.85}.hero-actions .btn{padding:11px 16px;font-size:13px}.clock-unit{min-width:49px;padding:8px 10px}.clock-note{font-size:11px}.directory a{padding:21px 16px}.directory h3{font-size:17px}.steps,.scenario,.voices,.index-grid{grid-template-columns:1fr}.step{padding-top:15px}.step:before{font-size:27px;margin-bottom:10px}.news-item{grid-template-columns:1fr;gap:9px;padding:23px 0}.news-item .arrow{display:none}.news-item h3{font-size:18px}.metric{padding-left:14px}.metric b{font-size:35px}.share-actions .btn{font-size:13px;padding:11px 16px}.footer-links{flex-wrap:wrap}.section-head{margin-bottom:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* roulang page: category1 */
:root{--bg:#111713;--surface:#19221c;--panel:#202b23;--line:#344338;--text:#f0f3e9;--muted:#abb8aa;--accent:#d5fa60;--accent-dark:#26330a;--hot:#ff8068;--paper:#edf0e5;--ink:#182319;--radius:16px;--shadow:0 16px 45px #0002}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}
a:hover{color:var(--accent)}
img,svg{max-width:100%;vertical-align:middle}
button,input,textarea,select{font:inherit}
button{touch-action:manipulation}
:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
::selection{color:var(--ink);background:var(--accent)}
p{color:var(--muted)}
h1,h2,h3{font-weight:800;line-height:1.35;text-wrap:balance}
h2{font-size:clamp(26px,3vw,36px);letter-spacing:-.035em}
h3{font-size:20px}
.container{max-width:1200px;padding-left:26px;padding-right:26px}
.site-header{position:sticky;top:0;z-index:100;background:#111713f5;backdrop-filter:blur(15px);border-bottom:1px solid var(--line)}
.navbar{padding:15px 0;min-height:78px;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:18px;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:34px;height:37px;background:var(--accent);color:var(--ink);font-size:21px;clip-path:polygon(15% 0,100% 0,85% 100%,0 100%);flex-shrink:0}
.navbar-nav{gap:24px}
.nav-link{color:var(--muted);font-size:14px;padding:8px 0!important}
.nav-link:hover,.nav-link.active{color:var(--accent)!important}
.nav-link.active{box-shadow:0 2px var(--accent)}
.nav-status{margin-left:auto;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:9px}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px #d5fa6010;display:inline-block}
.navbar-toggler{border:1px solid var(--line);color:var(--text);font-size:14px;padding:8px 12px;border-radius:8px}
.navbar-toggler:focus{box-shadow:0 0 0 3px #d5fa6040}
.navbar-collapse{flex-grow:1}
.btn{border-radius:7px;font-weight:750;padding:12px 23px;border:1px solid transparent;transition:transform .2s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(1px)!important}
.btn-lime{background:var(--accent);color:var(--ink)}
.btn-lime:hover,.btn-lime:focus{background:#e2ff8e;color:var(--ink)}
.btn-outline-light{border-color:#657161;color:var(--text)}
.btn-outline-light:hover{background:var(--text);color:var(--ink);border-color:var(--text)}
.badge{font-weight:600;border-radius:5px;padding:7px 9px;font-size:11px;letter-spacing:.03em}
.badge-soft{color:var(--accent);background:#d5fa6012;border:1px solid #d5fa6033}
.badge-neutral{background:#ffffff09;color:var(--muted);border:1px solid var(--line)}
.eyebrow{display:flex;gap:10px;align-items:center;color:var(--accent);font-size:12px;font-weight:750;letter-spacing:.15em;margin-bottom:19px}
.eyebrow:before{content:"";height:2px;width:23px;background:currentColor}
.hero{position:relative;overflow:hidden;padding:34px 0 52px;background:#141d16}
.hero:after{content:"";position:absolute;inset:0 0 0 60%;background:repeating-linear-gradient(125deg,transparent 0,transparent 64px,#d5fa6005 65px,#d5fa6005 66px);pointer-events:none}
.breadcrumb-line{display:flex;gap:12px;color:var(--muted);font-size:12px;margin-bottom:35px}
.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:65px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:clamp(35px,4.4vw,58px);letter-spacing:-.055em;margin:20px 0}
.hero h1 span{display:block;color:var(--accent)}
.hero-intro{font-size:15px;line-height:1.95;max-width:560px;margin-bottom:25px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{font-size:12px;margin:18px 0 0}
.hero-cut{height:8px;background:var(--accent);clip-path:polygon(0 0,47% 0,49% 100%,100% 100%,0 100%)}
.preview-panel{background:#101711;border:1px solid #4d5e3e;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.panel-top{padding:16px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:13px}
.panel-top span:last-child{color:var(--hot);font-size:11px}
.arena{position:relative;height:204px;display:grid;place-items:center;overflow:hidden;background:linear-gradient(90deg,#d5fa6004 1px,transparent 1px),linear-gradient(#d5fa6004 1px,transparent 1px);background-size:28px 28px}
.arena svg{width:235px;height:185px}
.arena-caption{position:absolute;bottom:12px;left:19px;font-size:10px;color:var(--muted);letter-spacing:.08em}
.preview-bottom{padding:20px 22px;background:var(--surface)}
.preview-bottom h3{font-size:17px;margin-bottom:9px}
.preview-bottom p{font-size:13px;margin-bottom:15px}
.preview-labels{display:flex;gap:8px;flex-wrap:wrap}
.section{padding:72px 0;border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:32px}
.section-head h2{margin-bottom:0}
.section-lead{max-width:630px;font-size:14px;line-height:1.95;margin-bottom:30px}
.section-head .section-lead{max-width:480px;margin:0}
.light{background:var(--paper);color:var(--ink)}
.light p{color:#53604e}
.light .eyebrow{color:#657c2c}
.light a:hover{color:#5b7027}
.card{height:100%;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);overflow:hidden;box-shadow:none;transition:transform .2s,border-color .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);border-color:#687b4b;box-shadow:var(--shadow)}
.card-body{padding:26px}
.card p{font-size:14px;margin-bottom:0}
.card h3{margin:17px 0 12px}
.card-number{font-size:12px;letter-spacing:.12em;color:var(--accent)}
.split{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px}
.problem-list{list-style:none;padding:0;margin:0}
.problem-list li{padding:19px 0;border-top:1px solid #cbd3c4;display:grid;grid-template-columns:36px 1fr;gap:15px}
.problem-list b{color:#768759;font-size:12px;padding-top:3px}
.problem-list h3{font-size:18px;margin-bottom:8px}
.problem-list p{font-size:14px;margin:0}
.method{background:var(--surface)}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
.method-step{border-top:2px solid var(--line);padding-top:21px}
.method-step:first-child{border-top-color:var(--accent)}
.method-step span{font-size:29px;font-weight:850;color:var(--accent)}
.method-step h3{font-size:17px;margin:14px 0 10px}
.method-step p{font-size:13px;margin:0}
.review-box{padding:32px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.review-row{display:grid;grid-template-columns:90px 1fr;gap:18px;padding:19px 0;border-bottom:1px solid var(--line);font-size:14px}
.review-row:last-child{border:0;padding-bottom:0}
.review-row strong{color:var(--accent);font-size:12px}
.review-row p{margin:0}
.callout{border-left:3px solid var(--hot);padding:4px 0 4px 20px;margin:25px 0;font-size:16px;color:var(--text)}
.scenario-item{border-left:2px solid #788951;padding:4px 0 4px 22px}
.scenario-item h3{font-size:17px}
.scenario-item p{font-size:14px;margin:0}
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:90px 1fr 32px;gap:25px;padding:25px 0;border-bottom:1px solid var(--line);align-items:start}
.news-tag{font-size:12px;color:var(--accent);padding-top:5px}
.news-item h3{font-size:19px;margin-bottom:9px}
.news-item p{font-size:14px;margin:0;max-width:830px}
.news-item .arrow{margin:0;color:var(--muted);font-size:20px}
.news-item details{grid-column:2/4}
.news-item summary{cursor:pointer;list-style:none}
.news-item summary::-webkit-details-marker{display:none}
.news-item summary:after{content:"展开观察 ＋";display:block;color:var(--accent);font-size:12px;margin-top:12px}
.news-item details[open] summary:after{content:"收起观察 −"}
.news-detail{margin-top:18px;padding:20px;background:var(--surface);border-radius:8px;border-left:2px solid var(--accent)}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:30px}
.metric{padding:26px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric strong{display:block;color:var(--accent);font-size:30px;font-weight:850}
.metric span{font-size:14px;font-weight:700}
.metric p{font-size:12px;margin:12px 0 0}
.experience{background:var(--surface)}
.form-panel{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.form-label{font-size:13px;color:var(--text);margin-bottom:8px}
.form-control,.form-select{background-color:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:7px;padding:11px 13px;font-size:14px}
.form-select{--bs-form-select-bg-img:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3E%3Cpath fill='none' stroke='%23abb8aa' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3E%3C/svg%3E")}
.form-control:focus,.form-select:focus{background:var(--panel);color:var(--text);border-color:var(--accent);box-shadow:0 0 0 3px #d5fa6018}
.form-control::placeholder{color:#80907d}
textarea{resize:vertical;min-height:100px}
.form-footnote{font-size:11px;margin:15px 0 0}
.record-result{margin-top:20px;border-top:1px solid var(--line);padding-top:20px}
.record-result h3{font-size:17px;color:var(--accent)}
.record-result p{font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:10px}
.safety-note{font-size:13px;line-height:1.9;border-top:1px solid var(--line);padding-top:22px;margin-top:28px}
.site-footer{padding:42px 0 25px;background:#0c120e}
.footer-top{display:flex;justify-content:space-between;gap:35px;margin-bottom:30px}
.footer-top p{font-size:12px;max-width:570px;margin:13px 0 0}
.footer-links{display:flex;gap:20px;font-size:13px;align-items:flex-start}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;font-size:11px;color:#85927f;display:flex;justify-content:space-between;gap:15px}
@media(min-width:992px){.navbar-collapse{display:flex!important}}
@media(max-width:1024px){.navbar{gap:20px}.nav-status{display:none}.hero-grid{gap:30px}.split{gap:40px}.section-head{align-items:flex-start}.section-head .section-lead{max-width:48%}.metric{padding:20px}.container{padding-left:22px;padding-right:22px}}
@media(max-width:991px){.navbar-toggler{margin-left:auto}.navbar-collapse{flex-basis:100%;padding:10px 0}.navbar-nav{gap:8px;align-items:flex-start}.nav-link{min-width:90px}.hero-grid{grid-template-columns:1.1fr 1fr}.hero h1{font-size:40px}.method-grid{grid-template-columns:repeat(2,1fr);gap:30px}.brand{font-size:17px}}
@media(max-width:768px){.hero-grid,.split{grid-template-columns:1fr;gap:32px}.hero{padding-top:25px}.hero h1{font-size:44px}.preview-panel{max-width:100%}.arena{height:180px}.section{padding:52px 0}.section-head{display:block}.section-head .section-lead{max-width:100%;margin-top:18px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-top{flex-direction:column;gap:25px}.footer-bottom{flex-direction:column;gap:8px}}
@media(max-width:520px){.container{padding-left:18px;padding-right:18px}.navbar{gap:8px;min-height:70px}.brand{font-size:15px;gap:7px}.brand-mark{width:28px;height:32px;font-size:18px}.navbar-toggler{padding:7px 9px;font-size:12px}.hero h1{font-size:36px}.hero-actions .btn{flex-grow:1;font-size:14px}.hero-intro{font-size:14px}.method-grid{gap:25px 18px}.news-item{grid-template-columns:1fr;gap:10px;padding:23px 0}.news-item details{grid-column:auto}.news-item h3{font-size:18px}.review-box,.form-panel{padding:22px}.review-row{grid-template-columns:1fr;gap:8px}.metric{padding:20px 17px}.metric strong{font-size:26px}.footer-links{gap:18px}.breadcrumb-line{margin-bottom:25px}.section-head{margin-bottom:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}